AnalyzerSentence analysis4SpansSentence大変な一週間だった。1000 character limitAnalyzeSentence大たい変へんな一いっ週しゅう間かんだった。Span Details大たい変へんvery; greatly; awfully; serious; grave; immense; terrible; difficult; hard; tough; major incident; disasteradverb, na-adjective, nounなadnominal form of the copula after a na-adjectivegrammar一いっ週しゅう間かんone weeknounだった。past copulagrammar